title: [Diphtheria in Italy in 1937-48; second note].
mesh_terms: D001699:Biometry; D004165:Diphtheria / Q000453:epidemiology* / Q000706:statistics & numerical data*; D007558:Italy
keywords: DIPHTHERIA/epidemiology and statistics
vernacular_title: L'andamento della difterite in Italia dal 1937 al 1948; nota seconda.